dridex | 1fa9fcb0652efedaa7372ae7eedb1b26ab59c3519c1ce2500c56d18b02883437

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-12-2024 06:53

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General

Target

JaffaCakes118_1fa9fcb0652efedaa7372ae7eedb1b26ab59c3519c1ce2500c56d18b02883437.dll
Size

184KB
MD5

3e76e4ad54720f953a0407eb621a8594
SHA1

ee3f555c1ce8f667be7342c85f6d1c03aead15a7
SHA256

1fa9fcb0652efedaa7372ae7eedb1b26ab59c3519c1ce2500c56d18b02883437
SHA512

f88767b4085d1b88bb88a4705207aabb32144824963563e23f94cc4d0187efc8fb5161b76ff78edd159b9e1a851359238a6a265ecdfe050aa61bab31ff448b8c
SSDEEP

3072:IiLVj+luuUXoPOK2z1WPRgg5YbW+d0Ojk1bSA5q/eaoulzoxss7:IiLVCIT4WK2z1W+CUHZj4Skq/eaosoC

Score

10^/10

dridex 22202 botnet discovery loader

Malware Config

Extracted

Family

dridex

Botnet

22202

80.241.218.90:443

103.161.172.109:13786

87.98.128.76:5723

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex
Dridex family
dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

resource	yara_rule
behavioral1/memory/1996-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp	dridex_ldr

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1800	1996	WerFault.exe	31

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 1916 wrote to memory of 1996	1916	rundll32.exe	31
PID 1916 wrote to memory of 1996	1916	rundll32.exe	31
PID 1916 wrote to memory of 1996	1916	rundll32.exe	31
PID 1916 wrote to memory of 1996	1916	rundll32.exe	31
PID 1916 wrote to memory of 1996	1916	rundll32.exe	31
PID 1916 wrote to memory of 1996	1916	rundll32.exe	31
PID 1916 wrote to memory of 1996	1916	rundll32.exe	31
PID 1996 wrote to memory of 1800	1996	rundll32.exe	32
PID 1996 wrote to memory of 1800	1996	rundll32.exe	32
PID 1996 wrote to memory of 1800	1996	rundll32.exe	32
PID 1996 wrote to memory of 1800	1996	rundll32.exe	32

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1fa9fcb0652efedaa7372ae7eedb1b26ab59c3519c1ce2500c56d18b02883437.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1916
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_1fa9fcb0652efedaa7372ae7eedb1b26ab59c3519c1ce2500c56d18b02883437.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1996
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 220
    3⤵
    - Program crash
    PID:1800

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1996-0-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download
memory/1996-1-0x0000000074C80000-0x0000000074CAF000-memory.dmp

Filesize
188KB

Download
memory/1996-3-0x0000000000210000-0x0000000000216000-memory.dmp

Filesize
24KB

Download